:root {
  --bg: #0d0f12;
  --surface: #15181d;
  --border: #262b33;
  --text: #e6e8eb;
  --muted: #9aa3ae;
  --accent: #7cc4a4;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.wrap {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand {
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.2px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 18px;
  font-size: 15px;
}

nav a:first-child { margin-left: 0; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }

main { flex: 1; padding: 40px 0 56px; }

h1 {
  font-size: 28px;
  line-height: 1.25;
  margin: 0 0 24px;
}

h2 {
  font-size: 19px;
  margin: 36px 0 10px;
  color: var(--text);
}

p, ul { margin: 0 0 16px; color: var(--text); }
ul { padding-left: 22px; }
li { margin-bottom: 6px; }

a { color: var(--accent); overflow-wrap: anywhere; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
  overflow-wrap: anywhere;
}

.note {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 24px 0;
}

.note p:last-child { margin-bottom: 0; }

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.btn:hover { background: var(--accent); color: var(--bg); }

.updated { color: var(--muted); font-size: 14px; margin-top: 40px; }

footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 14px;
}

footer .wrap { padding-top: 20px; padding-bottom: 20px; }
footer p { margin: 0 0 4px; color: var(--muted); }
footer .name { color: var(--text); font-weight: 600; }

@media (max-width: 520px) {
  h1 { font-size: 24px; }
  main { padding: 28px 0 40px; }
  nav a { margin-left: 14px; }
}